PROGRESS OF REE TRACER TECHNIQUE IN SOIL EROSION
SHANG Bai-xiao WANG Xuan WANG Li(School of Water Conservancy,Shenyang Agricultural University,Shenyang,Liaoning 110161)
J4 . 2008, (01): 111 -115 .  DOI: 10.11869/hnxb.2008.01.0111